Subtract 45/9 from 40/27
1st number: 1 13/27, 2nd number: 5 0/9
40/27 - 45/9 is -95/27.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 9 is 27
Next, find the equivalent fraction of both fractional numbers with denominator 27 - For the 1st fraction, since 27 × 1 = 27,
40/27 = 40 × 1/27 × 1 = 40/27 - Likewise, for the 2nd fraction, since 9 × 3 = 27,
45/9 = 45 × 3/9 × 3 = 135/27 - Subtract the two like fractions:
40/27 - 135/27 = 40 - 135/27 = -95/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/27-45/9 40/27-90/9 40/54-45/9 40/27-45/18 40/81-45/9 40/27-45/27 40/27-45/63